Lamp



FIG. 1 is a front view of the lamp;

FIG. 2 is a side view of the lamp;

FIG. 3 is a bottom view of the lamp;

FIG. 4 is a bottom perspective view of the lamp;

FIG. 5 is a top perspective view of the lamp; and,

FIG. 6 is a magnified view of a section of the lamp. 

The ornamental design for a lamp, as shown, and described. 